Compact and efficient, the BD-05T033 mini diaphragm pump delivers oil-free, low-noise air flow for precision gas sampling and portable analysis devices. Designed with a brushed DC motor, it ensures reliable performance in tight spaces.
| Voltage | 6V/12V/24V |
|---|---|
| Max Flow | 2-3L/min |
| Max Vacuum | –55 kPa |
| Max Pressure | +90 kPa |
| Motor | DC brushed motor |
| Max Power | 1.6 W |
| Weight | 79g |
The BD-05T033 operates on a diaphragm mechanism driven by a brushed DC motor. As the motor rotates an eccentric cam, the diaphragm moves back and forth to create vacuum or pressure, enabling clean, oil-free gas transfer.
This compact model offers a flow rate of 2–3 L/min with just 1.6 W power consumption, making it ideal for portable gas detectors, lab instruments, and environmental analyzers where reliability and efficiency are essential.
✓ Compact body with high performance: 2–3 L/min flow
✓ Dual functionality: up to -55 kPa vacuum or 90 kPa pressure
✓ Low power consumption: max 1.6 W
✓ Wide voltage compatibility: 6V / 12V / 24V options
✓ Clean, oil-free air path – ideal for gas analysis
✓ Low leakage, long life: 2,000–4,000 hours (brushed motor)
✓ PPS head and EPDM diaphragm for durability and chemical compatibility
| Parameter | Value |
|---|---|
| Model | BD-05T033 |
| Voltage Range | 6V / 12V / 24V |
| Maximum Flow | 2 – 3 L/min |
| Maximum Negative Pressure | –55 kPa |
| Maximum Positive Pressure | +90 kPa |
| Motor Type | Brushed DC Motor |
| Max Power | 1.6 W |
| IP Rating | IP00 / IP40 |
| Storage Temperature | –40 °C ~ 60 °C |
| Operating Environment | –20 °C ~ 45 °C |
| Diaphragm/Valve | EPDM (FKM optional) |
| Pump Head | PPS |
| Pump Body | Nylon |
| Dimensions | 50 × 24.5 × 41 mm |
| Weight | 79 g |
| Expected Lifetime | 2,000 – 4,000 hours (brushed) |
| Component | Material / Description |
|---|---|
| Pump Head | PPS – High heat resistance and strength |
| Diaphragm/Valve | EPDM – Excellent chemical resistance |
| Pump Body | Nylon – Lightweight and robust |
| Waterproof Rating | IP00/IP40 – Based on model variant |
📌 Portable gas analyzers – Provides a stable sampling source for VOCs, hazardous gases, and environmental monitoring.
📌 Air quality monitoring devices – Supports long-term ambient pollutant detection in fixed or mobile stations.
📌 Laboratory analytical instruments – Ensures precise, oil-free gas transfer in gas chromatography, chemical analysis, and particle counting systems.
📌 Medical diagnostic devices – Delivers clean, controlled airflow for respiratory analysis, breath sampling, and compact medical suction systems.
📌 Handheld detectors – Compact, reliable vacuum/pressure source for portable safety and detection equipment.
📌 Leak detection tools – Performs continuous suction and release cycles for industrial inspection systems.
| Customization | Available Options |
|---|---|
| Motor Voltage | 6V / 12V / 24V |
| Diaphragm Material | EPDM (standard) / FKM (optional) |
| Cable & Connector | Custom length and type for easy integration |
| Mounting Bracket | Optional installation accessories |
| Label & Branding | Custom label design for OEM customers |
When selecting a miniature diaphragm pump supplier, product performance is only part of the equation—engineering support, industry experience, and manufacturing reliability are equally critical.
BODENFLO has been a trusted OEM partner for over 15 years, delivering high-precision miniature pump solutions to leading manufacturers in medical devices, laboratory analytical instruments, gas analysis systems, and industrial automation. Our pumps are proven to be reliable replacements for leading European and American brands, offering equivalent or superior performance at a far more competitive price, helping OEMs reduce costs without compromising quality.
✓ Proven Expertise – Over 15 years specializing in miniature diaphragm pumps, micro vacuum pumps, micro air pumps, mini compressors, micro piston pumps, and rotary vane pumps—plus related accessories such as valves, connectors, and mounting brackets.
✓ Certified Quality – ISO9001-certified manufacturing, strict QC protocols, and full traceability to meet medical, analytical, and industrial compliance requirements.
✓ Application-Driven Customization – Custom diaphragm materials (EPDM, FKM, FFKM, PTFE), motor types, cable and connector configurations, and multi-head pump designs for performance-critical applications.
✓ Rapid Prototyping & Engineering Support – Fast sample delivery, application testing, and technical assistance to shorten your R&D cycle.
✓ Global OEM Recognition – Trusted by leading brands in gas analysis, medical diagnostics, laboratory automation, and environmental monitoring, delivering pumps that are easy to integrate and built for long-term reliability.
“Excellent balance between flow, size, and energy use. We integrated the BD-05T033 into our gas detection device with great success.”
– Lead Engineer, Finland
“Durable, compact, and easy to control. Perfect for lab applications where stable vacuum is needed.”
– Technical Director, USA
For quick integration, the BD-05T033 is designed with simple 2-wire connection:
Red wire: Connect to DC power positive (+)
Black wire: Connect to DC power negative (–)
This straightforward wiring makes it easy to integrate the pump into compact instruments without complex setup.
[BD-05T033 Miniature Diaphragm Air Pump Download Datasheet (PDF)]
1. What is the main application of BD-05T033?
It's commonly used for gas sampling in portable analyzers, air quality monitors, and compact environmental testing equipment.
2. Can I use this pump in handheld gas detectors?
Yes, it’s compact, efficient, and supports 6V–24V DC power, making it ideal for portable applications.
3. How long does this pump last?
The brushed motor provides 2,000 to 4,000 hours of reliable operation in clean air conditions.
4. Is the airflow stable?
Yes, it provides stable, low-pulsation airflow suitable for precise gas sampling.
Looking for a high-quality miniature diaphragm pump for medical devices, laboratory analytical instruments, or compact gas sampling systems?
BODENFLO pumps are proven replacements for leading European and American brands, delivering equivalent or better performance at more competitive prices—helping you reduce costs without sacrificing quality.
Contact our engineering team today for samples, datasheets, OEM customization options, or integration support for your project.
📧 Email: info@bodenpump.com
🌐 Website: https://bodenpump.com/
We will contact you within 8 hours, please pay attention to the email with the suffix “@bodenpump.com”.
